序号
NO | 材料标准
零件名称 | 材料牌号Stamdard |
---|
碳钢 | 不锈钢 |
---|
GB | ASTM | GB | ASTM |
---|
01 | 双头螺母Stud | 35CrMoA | A193-B7 | 1Cr17Ni2 | A193-B8M |
02 | 螺母Nut | 45 | A194-2H | OCr18Ni | A194-8M |
03 | 底盖Lower cover | 25 | A105 | 1Cr18Ni9Ti
1Cr18Ni12Mo2Ti | F304/F316/
F304L/F316L |
04 | 垫圈Gasket | 氟橡胶;PTFE;金属夹石墨Viton ; PTFE; Metel backed graphite |
05 | 止推轴承Lover stem | 金属夹PTFEMetel backed graphite |
06 | 下阀杆轴承 | 金属夹 |
07 | 下阀杆Lover stem | 2Cr13 | A276-410 | 1Cr18Ni9Ti/1Cr18Ni12Mo2Ti | F304/F316/F304L/F316L |
08 | 球体Ball | ZG1Cr18Ni9Ti
渗氮 | CF8渗氮 | 1Cr18Ni9Ti/1Cr18Ni12Mo2Ti
渗氮 | F304/F316/F304L/F316L
渗氮 |
09 | 阀体Body | WCB | A216-WCB | ZG1Cr18Ni9Ti/ZG1Cr18NI12Mo2TI | CF8/CF8M/CF3/CF3M |
10 | 阀座O型圈
Seat”O”ring | 氟橡胶Viton |
11 | 阀座Seat | 2Cr13渗氮 | A276-410 | 1Cr18Ni9Ti
1Cr18Ni12Mo2Ti渗氮 | F304/F316/F304L/F316L
渗氮 |
12 | 球阀键Body key | 40Cr | 1Cr17Ni2 |
13 | 上阀杆轴承
Stem bearing | PTFE;PPL |
14 | 阀杆填料
Stem packing | 石墨 Graphite |
15 | 填料压环
Packing ring | 2Cr13 | A276-410 | 1Cr18Ni9Ti/1Cr18Ni12Mo2Ti
渗氮 | F304/F316/
F304L/F316L |
16 | 填料压盖
Stuffing gland | WCB | A216-WCB | ZG1Cr18Ni9Ti
ZG1Cr18NI12Mo2TI | CF8/CF8M/
CF3/CF3M |
17 | 螺钉Bolt | 35CrMoA | A193-B7 | 1Cr17Ni2 | A193-B8M |
18 | 支架Yoke | WCB |
19 | 上阀杆Stem | 2Cr13 | A276-410 | 1Cr18Ni9Ti/1Cr18Ni12Mo2Ti | F304/F316/F304L/F316L |
20 | 键Key | 40Cr | 1Cr17Ni2 |